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125kHz Tk4100 Adjustable Silicone Wristband
US$0.30-0.50
100 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableChip
LF CHIPMaterial
SiliconeCustomized
CustomizedChip Type
Tk4100Frequency
125kHzRead/Write
Read OnlyTransport Package
100PCS/Bag, 1000PCS/CartonSpecification
different modelTrademark
noneOrigin
ChinaHS Code
8523521000Production Capacity
10000000 Per MonthKey features
Adjustable Silicone Design: Round size 45mm-75mm diameter, adjustable length 180mm-255mm for comfortable fit.
Durable & Waterproof: High-quality silicone material is waterproof, reusable, durable, and harmless to humans.
Customizable Branding: Supports CMYK or silkscreen printing, flat/embroidery surfaces, and laser UID numbering.
Multiple Chip Options: Compatible with LF (TK4100, EM4200), HF (1K, NFC), and UHF chips for various applications.
OEM/ODM Service: Manufacturer offers OEM and ODM services with 4 R&D engineers and advanced production machines.
Fast Lead Time: Average lead time within 15 workdays for both peak and off-season periods.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-04-29 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤3.72h CertifiedTerms of Payment: T/T, PayPal, Western Union
AI-Powered supplier vetting
SummaryJingZhou SynTek Smart Technology Co., Ltd. is a China-based limited company and factory established in 2017, focused on RFID cards, tags, labels, blocking cards, key fobs, smart cards, and related products. The supplier reports 182 employees, five production lines, 11–20 quality-control staff, four years of R&D-engineer experience, and peak- and off-season lead times within 15 workdays. It offers custom functions, shapes, and materials, maintains its own mold production line, and states that it can develop readers and chips. Export activity began in 2019, with 71%–90% of sales reportedly from exports and Europe identified as a primary market. The evidence supports manufacturing, product development, customization, and international sales capabilities. However, no formal certification, detailed after-sales process, or independently verifiable customer references are provided. Financial information is not assessed.
Supplier typeThe supplier is identified as a factory/manufacturer in the manufacturing industry and operates as a limited company established in China. Its stated product scope centers on RFID cards, tags, labels, blocking cards, key fobs, and smart cards, indicating a specialized RFID-related manufacturing supplier.
After-Sales capabilityThe supplier states that it provides technical consulting, support, professional technician assistance, and customer service. These statements indicate an available support orientation, but no detailed after-sales workflow, warranty terms, response standards, or service performance evidence is provided.
R&D capabilitySynTek reports its own mold production line, capability to develop readers and chips, R&D and manufacturing of RFID products, and research into blocking key cases and phone cases beginning in 2017. The supplier is also associated with high-tech and technology-based enterprise classifications, supporting an innovation capability assessment.
Production capacityThe supplier reports five professional production lines, 11–20 quality-control staff, peak-season and off-season fulfillment within 15 workdays, and a monthly output of approximately 400,000 TM tags for the Russia market. It also describes manufacturing across multiple RFID and blocking-product categories, providing explicit evidence of production capacity and operational breadth.
Customization capabilityThe supplier explicitly offers customized tags and labels by function, shape, and material, and states that it can design products in different quantities and sizes. Its own mold production line further supports the stated ability to develop customized product forms.
Client casesThe supplier states that it has been a leading blocking-card supplier to the Europe market during the past three years and the biggest TM-tag supplier to the Russia market, with reported monthly output of approximately 400,000 pieces. These are supplier-reported market examples, but no named customers, contracts, or independently verifiable case studies are provided.
Product Q&A
Q:What is the adjustable size range of the wristband?
A:
The wristband features a round size of 45mm-75mm diameter and an adjustable length of 180mm-255mm.
Q:Is the silicone wristband waterproof?
A:
Yes, the high-quality silicone material is waterproof, reusable, and durable.
Q:What customization options are available?
A:
We offer CMYK or silkscreen printing, flat or embroidery surfaces, and laser UID/serial number numbering.
Q:Which RFID chips are supported?
A:
We support LF chips (TK4100, EM4200, T5577), HF chips (1K, NFC, F08), and UHF chips (U8, U9).
Q:What is the average lead time for orders?
A:
The average lead time is within 15 workdays for both peak season and off-season periods.
Send Inquiry
*To:
JingZhou SynTek Smart Technology Co., Ltd.
JingZhou SynTek Smart Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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